Dav Pilkey Captain Underpants 7 : Captain Underpants and the Big, Bad Battle of the Bionic Booger Boy [Used Book]
Used, light edge wear 0439376122 / 9780439376129 Paperback Scholastic Captain Underpants : The Seventh Epic Novel
Part 2 : The Revenge of the Ridiculous Robo-Boogers
Just when they thought they were out, it pulls them back in! Our heroes beat the Bionic Booger Boy, but they forgot about those rascally Robo-Boogers.
Join George, Harold, Mr Krupp, Melvin Sneedly and Sulu the Bionic Hamster on an adventure that will take them into the deepest regions of outer space and back through time to the mysterious and uncharted world of the day before yesterday!